Question 933954
Here's a similar problem.
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a parking lot meter contains 47 coins in dimes and quarters for a total of 5.45 . how many of each coin does the meter contain.
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 Another method:
 47 dimes would be $4.70
 Each dime replaced by a quarter add 15 cents.
 545 - 470 = 75 cents
 75/15 = 5 quarters
 42 dimes